<html>
<head>
	<meta charset="utf-8">
	<title></title>
	<style type="text/css">
		*{
			margin: 0;
			padding:0;
		}
		.back{
			height: 2000px;
			background-image: url(zhuomian.jpg);
		}
		.shadow{
			width: 100%;
			height: 100%;
			background-color: grey;
			opacity:0.5;
			filter:Alpha(opacity=50);
		}
		.tishi{
			width: 420px;
			height: 580px;
			background-image: url(hongbao.png);
			background-repeat: no-repeat;
			opacity:1;
			position:fixed;
			top: 50%;
			left: 50%;
			margin-top:-290px;
			margin-left: -210px;
		}
		img{
			margin-top: 5px;
			margin-right: 5px;
			float: right;
		}
	</style>
</head>
<body>
	<div class="back">
		<div class="shadow"></div>
		<div class="tishi">
			<img src="close.png">
		</div>
	</div>
</body>
</html>